ORDER BY PHONE (619) 331-9599      Contact Us      Request Quote
facebook
NationalStockNumber.org

Close Tolerance Screw NSN 5305-01-392-2603

Item Description

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

NSN 5305-01-392-2603 NSN: 5305-01-392-2603

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.498 inches
Fastener Length
Between 1.046 inches and 1.076 inches
Head Style
Flat countersunk
Head Diameter
Between 0.447 inches and 0.507 inches
Grip Diameter
Between 0.2485 inches and 0.2495 inches
Single Shear Strength
132000 pounds per square inch
Internal Drive Style
Offset cruciform (torque set)
Thread Diameter
0.250 inches
Grip Length
0.250 inches
Thready Qty Per Inch (tpi)
28
Min. Tensile Strength (psi)
240000 pounds per square inch
Countersink Angle
Between 99.0 degrees and 101.0 degrees
Material
Cobalt comp mp-35-n
Material Specification
Ams 5844 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unjf
FSC
5305 Screws
NIIN
013922603
NSN
5305013922603

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
PBF1570-4-9
Cage Code:
27624
Status:
A
MSDS:
Part Number:
HR257-4-9
Cage Code:
73197
Status:
A
MSDS:
Part Number:
03A415-4-9
Cage Code:
76823
Status:
A
MSDS:
Part Number:
125300-4-9
Cage Code:
80539
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8105900000
  • NAICS: 331491
  • SITC: 69981
  • Description: Cobalt, wrought, and articles thereof
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5305-01-392-2603
What are the manufacturers of nsn 5305013922603?
Does this nsn 5305013922603 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305013922603
A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. the nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. the head is designed to be held or driven with an inserted driver. it is not designed for rotation by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads.
Does nsn 5305013922603 contain any precious metals?
No precious metal content.
Does nsn 5305013922603 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305013922603?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
29294
FIIG:
A003B0
App. Key:
SS
Cond. Code:
1
Status:
A

What do you get when you order from nationalstocknumber.org?

  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
ASA Aviation Suppliers Association Member Logo
NQA AS 9120 Suppliers Logo
ITAR Registered International Traffic in Arms Regulations Logo